AMD Radeon RX 7900 XTX vs AMD Radeon RX 6800 XT
The Radeon RX 7900 XTX has 63% better performance than the Radeon RX 6800 XT for the 3DMark 11 Performance GPU benchmark.
The Radeon RX 7900 XTX has 6% better value for the money than the Radeon RX 6800 XT for the 3DMark 11 Performance GPU benchmark.
Summary
About the AMD Radeon RX 7900 XTX GPU
The AMD Radeon RX 7900 XTX is a desktop graphics card that launched in Q4 2022 with a MSRP of $999. It is built on the RDNA 3.0 GPU microarchitecture (codename Navi 31) and is manufactured on a 5 nm process.
Memory
The RX 7900 XTX has 24 GB of GDDR6 memory, with a 2,500 MHz memory clock and a 384 bit interface. This gives it a memory bandwidth of 960 Gb/s, which affects how fast it can transfer data to and from memory. GPU memory stores temporary data that helps the GPU with complex math and graphics operations. More memory is generally better, as not having enough can cause performance bottlenecks.
Cores and Clock Speeds
The RX 7900 XTX includes 6,144 stream processors (SPs), the processing units for handling parallel computing tasks. The GPU operates at a core clock speed of 1,929 MHz and can dynamically boost its clock speed up to 2,498 MHz. It usually operates at 2,365 MHz during typical gaming workloads. Complementing the processing units are 384 texture mapping units (TMUs) for efficient texture filtering and 192 render output units (ROPs) for pixel processing. Additionally, the GPU features 192 AI accelerators optimized for AI workloads and 96 ray accelerators dedicated to real-time ray tracing calculations.
Compatibility & Power Consumption
The RX 7900 XTX occupies 2 PCIe expansion slots. It supports HDMI 2.1a, DisplayPort 2.1, USB Type-C display connections. AMD recommends a power supply of at least 750 W to handle the GPU's thermal design power (TDP) of 355 W.
Benchmark Performance & Value
The RX 7900 XTX has the 9th best 3DMark 11 Performance GPU score among the 567 benchmarked GPUs in our database. It achieves 65.34% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 5090. Its 84,792 score and $999 launch price (MSRP) gives it a performance per dollar of 84.88. This is the 41st best in value for the 3DMark 11 Performance GPU benchmark.
About the AMD Radeon RX 6800 XT GPU
The AMD Radeon RX 6800 XT is a desktop graphics card that launched in Q4 2020 with a MSRP of $649. It is built on the RDNA 2.0 GPU microarchitecture (codename Navi 21) and is manufactured on a 7 nm process.
Memory
The RX 6800 XT has 16 GB of GDDR6 memory, with a 2,000 MHz memory clock and a 256 bit interface. This gives it a memory bandwidth of 512 Gb/s, which affects how fast it can transfer data to and from memory. GPU memory stores temporary data that helps the GPU with complex math and graphics operations. More memory is generally better, as not having enough can cause performance bottlenecks.
Cores and Clock Speeds
The RX 6800 XT includes 4,608 stream processors (SPs), the processing units for handling parallel computing tasks. The GPU operates at a core clock speed of 1,825 MHz and can dynamically boost its clock speed up to 2,250 MHz. It usually operates at 2,015 MHz during typical gaming workloads. Complementing the processing units are 288 texture mapping units (TMUs) for efficient texture filtering and 128 render output units (ROPs) for pixel processing. Additionally, the GPU features 72 ray accelerators dedicated to real-time ray tracing calculations.
Compatibility & Power Consumption
The RX 6800 XT occupies 2 PCIe expansion slots. It supports HDMI 2.1, DisplayPort 1.4a, USB Type-C display connections. AMD recommends a power supply of at least 700 W to handle the GPU's thermal design power (TDP) of 300 W.
Benchmark Performance & Value
The RX 6800 XT has the 34th best 3DMark 11 Performance GPU score among the 567 benchmarked GPUs in our database. It achieves 40.11% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 5090. Its 52,046 score and $649 launch price (MSRP) gives it a performance per dollar of 80.19. This is the 46th best in value for the 3DMark 11 Performance GPU benchmark.
General Info
General overview of the GPU, including details like its manufacturer, release date, launch price, and current production status.
| Info | Radeon RX 7900 XTX | Radeon RX 6800 XT |
|---|---|---|
| Manufacturer | AMD | AMD |
| Architecture | RDNA 3.0 | RDNA 2.0 |
| Market Segment | Desktop | Desktop |
| Release Date | Q4 2022 | Q4 2020 |
| Launch Price (MSRP) | $999 | $649 |
| Production Status | Active | Active |
| Shop | Check Price | Check Price |
Gaming Performance
Select a game to compare FPS metrics
FPS Benchmarks
This table showcases the average frame rate (FPS) achieved both GPUs in at various resolutions. Frame rate is a crucial indicator of how smoothly the GPU can run the game. A higher FPS generally translates to a smoother gameplay experience.
- Frames Per Second
God of War Ragnarök | Radeon RX 7900 XTX | Radeon RX 6800 XT |
|---|---|---|
| Low - 1080p | 314 FPS | -- |
| Medium - 1080p | 274 FPS | -- |
| High - 1080p | 241 FPS | -- |
| Ultra - 1080p | 223 FPS | -- |
| QHD - 1440p | 180 FPS | -- |
| 4K UHD - 2160p | 109 FPS | -- |
Compare Frames Per Second (FPS)
The average frame rate (FPS) in can be compared to similar GPUs to assess relative performance. Generally, higher FPS results in a smoother gameplay experience.
| GPU | Frames Per Second | |
|---|---|---|
| GeForce RTX 4090 | 139.6 | +28% |
| GeForce RTX 5080 | 129 | +18% |
| Radeon RX 7900 XTX | 109 | |
| GeForce RTX 5070 Ti | 109 | +0% |
| GeForce RTX 4080 | 100.8 | -8% |
| Radeon RX 9070 | 94 | -14% |
| Radeon RX 7900 XT | 86.1 | -21% |
| GeForce RTX 5070 | 81.5 | -25% |
Compare Cost Per Frame
The average cost per frame in can be compared to similar GPUs to assess relative value. Generally, a lower cost per frame implies better value for your money.
| GPU | Cost Per Frame | |
|---|---|---|
| GeForce RTX 5060 Ti (16 GB) | 6.84 | -25% |
| GeForce RTX 5070 Ti | 6.87 | -25% |
| GeForce RTX 5080 | 7.74 | -16% |
| GeForce RTX 5060 | 8.17 | -11% |
| GeForce RTX 4070 | 8.89 | -3% |
| Radeon RX 7900 XTX | 9.17 | |
| GeForce RTX 3070 Ti | 10.33 | +13% |
| Radeon RX 7900 XT | 10.44 | +14% |
| GeForce RTX 4090 | 11.45 | +25% |
Benchmark Performance
The Radeon RX 7900 XTX has 63% better performance than the Radeon RX 6800 XT for the 3DMark 11 Performance GPU benchmark.
The Radeon RX 7900 XTX is ranked 9th with a score of 84,792, and the Radeon RX 6800 XT is ranked 34th with a score of 52,046.
The Radeon RX 7900 XTX has 6% better value for the money than the Radeon RX 6800 XT for the 3DMark 11 Performance GPU benchmark.
The Radeon RX 7900 XTX is ranked 41st with a performance per dollar of 84.88, and the Radeon RX 6800 XT is ranked 46th with a performance per dollar of 80.19.
Relative Performance
The average score in the benchmark test can be compared to similar GPUs to assess relative performance. Generally, powerful GPUs tend to have higher scores.
| GPU | Benchmark Performance | |
|---|---|---|
| GeForce RTX 4080 | 86,267 | +2% |
| GeForce RTX 5070 Ti | 85,811 | +1% |
| Radeon RX 7900 XTX | 84,792 | |
| Radeon RX 7900 XT | 75,896 | -10% |
| GeForce RTX 4070 Ti | 75,612 | -11% |
| GeForce RTX 3080 (12 GB) | 56,634 | -33% |
| GeForce RTX 3080 | 53,713 | -37% |
| Radeon RX 6800 XT | 52,046 | -39% |
| GeForce RTX 5060 Ti (16 GB) | 51,400 | -39% |
| GeForce RTX 3070 Ti | 49,588 | -42% |
Relative Value For Money
The average performance per dollar in the benchmark test can be compared to similar GPUs to assess relative value. A higher score implies a better value for your money.
| GPU | Performance Per Dollar | |
|---|---|---|
| GeForce RTX 4080 SUPER | 87.14 | +3% |
| GeForce RTX 3070 | 86.89 | +2% |
| GeForce RTX 4060 Ti (16 GB) | 86.4 | +2% |
| Radeon RX 7900 XTX | 84.88 | |
| Radeon RX 7900 XT | 84.42 | -1% |
| GeForce RTX 3070 Ti | 82.78 | -2% |
| Radeon RX 6800 XT | 80.19 | -6% |
| GeForce RTX 3080 | 76.84 | -9% |
| GeForce RTX 4080 | 71.95 | -15% |
| GeForce RTX 3080 (12 GB) | 70.88 | -16% |
Benchmark Scores
This table showcases the average performance scores achieved by both GPUs across industry-standard benchmark tests. These scores provide a valuable insight into overall performance. Powerful GPUs tend to have higher scores.
- Popular
| Benchmark | Radeon RX 7900 XTX | Radeon RX 6800 XT |
|---|---|---|
| 3DMark Time Spy Graphics | 31,716 (+80.17%) | 17,603 |
| 3DMark Time Spy Score | 28,830.5 (+70.51%) | 16,908 |
| 3DMark Cloud Gate Graphics | 250,728 (+29.88%) | 193,053 |
| 3DMark Fire Strike Standard Graphics | 66,742.5 (+34.2%) | 49,735 |
| 3DMark Night Raid Graphics | 247,181 | -- |
| 3DMark 11 Performance Score | 56,515.5 (+48.5%) | 38,057 |
| Cinebench R15 OpenGL 64 Bit | -- | 268.1 |
| PassMark G3D Mark | 31,200 (+24.85%) | 24,990 |
| PassMark G2D Mark | 1,262 (+21.35%) | 1,040 |
Technical Specs
Graphics Processor
General information about the graphics processing unit like their architecture, manufacturing process size, and transistor count. Newer GPU architectures generally bring efficiency improvements and may introduce technologies that enhance graphical capabilities.
| Spec | Radeon RX 7900 XTX | Radeon RX 6800 XT |
|---|---|---|
| Codename | Navi 31 | Navi 21 |
| Architecture | RDNA 3.0 | RDNA 2.0 |
| Process Size | 5 nm | 7 nm |
| Transistors | 57,700 million | 26,800 million |
Memory Details
Memory specifications like their capacity, bandwidth, and clock speeds. GPU memory stores graphics data like frames, textures, and shadows which helps display rendered images. These specs are crucial for graphics-intense applications like gaming and 3D modeling.
| Spec | Radeon RX 7900 XTX | Radeon RX 6800 XT |
|---|---|---|
| Memory Size | 24 GB | 16 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bandwidth | 960 Gb/s | 512 Gb/s |
| Memory Clock | 2,500 MHz | 2,000 MHz |
| Memory Interface | 384 bit | 256 bit |
| L1 Cache | 256 KB | 128 KB |
| L2 Cache | 6 MB | 4 MB |
Board Compatibility
Compatibility information like their slot size, bus interface, power consumption, and display support. These specs are useful for verifying compatibility with your motherboard, power supply, and monitor.
| Spec | Radeon RX 7900 XTX | Radeon RX 6800 XT |
|---|---|---|
| Slots | 2 slots | 2 slots |
| Bus Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| Thermal Design Power (TDP) | 355 W | 300 W |
| Suggested PSU | 750 W | 700 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Outputs | HDMI 2.1a, DisplayPort 2.1, USB Type-C | HDMI 2.1, DisplayPort 1.4a, USB Type-C |
Cores & Clock Speeds
Processing power information like its cores and clock speed. These specs impact how fast they can process graphics. Each type of core or component serves a specific computational purpose.
| Spec | Radeon RX 7900 XTX | Radeon RX 6800 XT |
|---|---|---|
| Stream Processors (SP) | 6,144 | 4,608 |
| Compute Units (CU) | 96 | 72 |
| Texture Mapping Units (TMU) | 384 | 288 |
| Render Output Units (ROP) | 192 | 128 |
| AI Accelerators | 192 | -- |
| Ray Accelerators | 96 | 72 |
| Core Clock Speed | 1,929 MHz | 1,825 MHz |
| Core Clock Speed (Boost) | 2,498 MHz | 2,250 MHz |
| Core Clock Speed (Game) | 2,365 MHz | 2,015 MHz |
Theoretical Performance
Theoretical performance numbers derived from the raw specifications of the different components like core count and clock speeds. While these provide a glimpse into peak processing power, they do not represent real-world performance.
| Spec | Radeon RX 7900 XTX | Radeon RX 6800 XT |
|---|---|---|
| Pixel Fill Rate | 479.6 GPixel/s | 288 GPixel/s |
| Texture Fill Rate | 959.2 GTexel/s | 648 GTexel/s |
| FP32 Performance | 61.39 TFLOPS | 20.74 TFLOPS |
| FP64 Performance | 1.92 TFLOPS | 1,296 GFLOPS |
API Support
Graphics API versions supported by these graphics cards. APIs evolve over time, introducing new features and functionalities. Older GPUs may not support recent versions.
| Spec | Radeon RX 7900 XTX | Radeon RX 6800 XT |
|---|---|---|
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
| OpenCL | 2.2 | 2.1 |
| OpenGL | 4.6 | 4.6 |
| Shader Model | 6.8 | 6.8 |
Check out these comparisons for similar GPUs:
Looking for alternatives? Check out these similar GPUs:
* Performance rating, performance per dollar, and rankings are based on the 3DMark 11 Performance GPU benchmark and MSRP.